81882836

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 171257856

約数和(自身を除く): 89375020

約数列:

[1, 2, 4, 7, 14, 28, 43, 47, 86, 94, 172, 188, 301, 329, 602, 658, 1204, 1316, 1447, 2021, 2894, 4042, 5788, 8084, 10129, 14147, 20258, 28294, 40516, 56588, 62221, 68009, 124442, 136018, 248884, 272036, 435547, 476063, 871094, 952126, 1742188, 1904252, 2924387, 5848774, 11697548, 20470709, 40941418, 81882836]

約数ペア:

[(1, 81882836), (2, 40941418), (4, 20470709), (7, 11697548), (14, 5848774), (28, 2924387), (43, 1904252), (47, 1742188), (86, 952126), (94, 871094), (172, 476063), (188, 435547), (301, 272036), (329, 248884), (602, 136018), (658, 124442), (1204, 68009), (1316, 62221), (1447, 56588), (2021, 40516), (2894, 28294), (4042, 20258), (5788, 14147), (8084, 10129)]